Removed invalid code.

Check dump existence is already done as part of
"Create User Initiated Dump" keyword.

Resolves openbmc/openbmc-test-automation#1066

Change-Id: I4736093750e05cefcdbd487ec38d40691c3d2ff5
Signed-off-by: Rahul Maheshwari <rahulmaheshwari@in.ibm.com>
diff --git a/tests/test_bmc_dump.robot b/tests/test_bmc_dump.robot
index 38370cd..1be2298 100644
--- a/tests/test_bmc_dump.robot
+++ b/tests/test_bmc_dump.robot
@@ -109,8 +109,6 @@
 
     :FOR  ${INDEX}  IN RANGE  1  5
     \  ${dump_id}=  Create User Initiated Dump
-    \  Wait Until Keyword Succeeds  3 min  15 sec
-    ...  Check Dump Existence  ${dump_id}
     \  Delete BMC Dump  ${dump_id}